AsyncOperator

using UnityEngine;
using UnityEditor;
using UnityEditor.EditorTools;

[EditorTool( "Look at Tool" )]
public sealed class LookAtTool : EditorTool {
    private const string ICON_NAME = "ViewToolOrbit";

    private GUIContent cachedIcon;

AsyncOperator

using System;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public static class ExtensionMethods
{
    #region Transform Extensions
    public static void ResetTransformation(this Transform original)
    {